Highlights
- The South Scottsdale air monitor logged PM10 at 157.0 µg/m³ at midnight on Sept. 13, 2026.
- That reading crosses AirNow's Unhealthy for Sensitive Groups breakpoint for coarse particulate matter.
- Ozone at the same station read 43.0 ppb during the same hour.
- Maricopa County Air Quality Department is the reporting agency; current conditions are available on AirNow's Phoenix-area page.
The South Scottsdale air quality monitoring station (AQS site ID 040133003) recorded PM10 at 157.0 µg/m³ at midnight on Sept. 13, 2026, crossing AirNow's Unhealthy for Sensitive Groups breakpoint for coarse particulate matter, according to the EPA AirNow public hourly aggregate reported by the Maricopa County Air Quality Department.
Ozone at the same station read 43.0 ppb during the same hour.
The Maricopa County Air Quality Department operates the monitoring network and issues guidance when pollution levels rise. Readers can track current conditions and any active advisories for the Phoenix area on AirNow's Phoenix page. The department also offers email and text alerts when a High Pollution Advisory is issued or when dust pollution levels rise at selected monitoring locations, according to its website.
Sources
Every factual claim in this article traces to one of the sources below. See how we work for the editorial process.
- 040133003 retrieved 13/09/2026 01:39
- Maricopa County retrieved 13/09/2026 01:39
Authored by The Scottsdale Signal. Drafted by AI from primary-source material under our beat-specific editorial guides; reviewed by humans before publish under our five-gate process. Sources retrieved at 13/09/2026 01:39. Every claim traces to a source.
